docs: def get(self, *keys, fallback=None):
          """Retrieve a value in the config, if the value is not available
          give the fallback value specified.
          """
  
          section, *keys = keys
          out = super().get(section, fallback)
  
          while isinstance(out, dict):
              key = keys.pop(0)
              out = out.get(key, fallback)
  
          return out